/* Set the defaults for DataTables initialisation */
$.extend(true, $.fn.dataTable.defaults, {
    "sDom": "<'row'<'col-xs-6'l><'col-xs-6'f>r>t<'row'<'col-xs-6'i><'col-xs-6'p>>",
    "sPaginationType": "bootstrap",
    "oLanguage": {
        "sLengthMenu": "显示 _MENU_ 条"
    }
});
/* Default class modification */
$.extend($.fn.dataTableExt.oStdClasses, {
    "sWrapper": "dataTables_wrapper form-inline",
    "sFilterInput": "form-control input-sm",
    "sLengthSelect": "form-control input-sm"
});
/* API method to get paging information */
$.fn.dataTableExt.oApi.fnPagingInfo = function(oSettings) {
    return {
        "iStart": oSettings._iDisplayStart,
        "iEnd": oSettings.fnDisplayEnd(),
        "iLength": oSettings._iDisplayLength,
        "iTotal": oSettings.fnRecordsTotal(),
        "iFilteredTotal": oSettings.fnRecordsDisplay(),
        "iPage": oSettings._iDisplayLength === -1 ? 0 : Math.ceil(oSettings._iDisplayStart / oSettings._iDisplayLength),
        "iTotalPages": oSettings._iDisplayLength === -1 ? 0 : Math.ceil(oSettings.fnRecordsDisplay() / oSettings._iDisplayLength)
    };
};
/* Bootstrap style pagination control */
$.extend($.fn.dataTableExt.oPagination, {
    "bootstrap": {
        "fnInit": function(oSettings, nPaging, fnDraw) {
            var oLang = oSettings.oLanguage.oPaginate;
            var fnClickHandler = function(e) {
                e.preventDefault();
                if (oSettings.oApi._fnPageChange(oSettings, e.data.action)) {
                    fnDraw(oSettings);
                }
            };
            $(nPaging).append('<ul class="pagination">' + '<li class="first disabled"><a href="#">' + oLang.sFirst + '</a></li>' + 
                '<li class="prev disabled"><a href="#">' + oLang.sPrevious + '</a></li>' + '<li class="next disabled"><a href="#">' + oLang.sNext + '</a></li>' + '<li class="last disabled"><a href="#">' + oLang.sLast + '</a></li>' + 
                '</ul>');
            var els = $('a', nPaging);
            $(els[0]).bind('click.DT', {
                action: "first"
            }, fnClickHandler); 
            $(els[1]).bind('click.DT', {
                action: "previous"
            }, fnClickHandler);
            $(els[2]).bind('click.DT', {
                action: "next"
            }, fnClickHandler);
            $(els[3]).bind('click.DT', {
                action: "last"
            }, fnClickHandler); 
        },
        "fnUpdate": function(oSettings, fnDraw) {
            var iListLength = 5;
            var oPaging = oSettings.oInstance.fnPagingInfo();
            var an = oSettings.aanFeatures.p;
            var i, ien, j, sClass, iStart, iEnd, iHalf = Math.floor(iListLength / 2);
            if (oPaging.iTotalPages < iListLength) {
                iStart = 1;
                iEnd = oPaging.iTotalPages;
            } else if (oPaging.iPage <= iHalf) {
                iStart = 1;
                iEnd = iListLength;
            } else if (oPaging.iPage >= (oPaging.iTotalPages - iHalf)) {
                iStart = oPaging.iTotalPages - iListLength + 1;
                iEnd = oPaging.iTotalPages;
            } else {
                iStart = oPaging.iPage - iHalf + 1;
                iEnd = iStart + iListLength - 1;
            }
            for (i = 0, ien = an.length; i < ien; i++) {
                // Remove the middle elements
                $('li:gt(1)', an[i]).filter(':lt(-2)').remove(); 
                // Add the new list items and their event handlers
                for (j = iStart; j <= iEnd; j++) {
                    sClass = (j == oPaging.iPage + 1) ? 'class="active"' : '';
                    $('<li ' + sClass + '><a href="#">' + j + '</a></li>').insertBefore($('li:eq(-2)', an[i])[0]) 
                        .bind('click', function(e) {
                            e.preventDefault();
                            oSettings._iDisplayStart = (parseInt($('a', this).text(), 10) - 1) * oPaging.iLength;
                            fnDraw(oSettings);
                        });
                }
                // Add / remove disabled classes from the static elements
                if (oPaging.iPage === 0) {
                    $('li:lt(2)', an[i]).addClass('disabled'); 
                } else {
                    $('li:lt(2)', an[i]).removeClass('disabled'); 
                }
                if (oPaging.iPage === oPaging.iTotalPages - 1 || oPaging.iTotalPages === 0) {
                    $('li:gt(-3)', an[i]).addClass('disabled'); 
                } else {
                    $('li:gt(-3)', an[i]).removeClass('disabled'); 
                }
            }
        }
    }
});
/*
 * TableTools Bootstrap compatibility
 * Required TableTools 2.1+
 */
if ($.fn.DataTable.TableTools) {
    // Set the classes that TableTools uses to something suitable for Bootstrap
    $.extend(true, $.fn.DataTable.TableTools.classes, {
        "container": "DTTT btn-group",
        "buttons": {
            "normal": "btn btn-default",
            "disabled": "disabled"
        },
        "collection": {
            "container": "DTTT_dropdown dropdown-menu",
            "buttons": {
                "normal": "",
                "disabled": "disabled"
            }
        },
        "print": {
            "info": "DTTT_print_info modal"
        },
        "select": {
            "row": "active"
        }
    });
    /* Bootstrap style pagination control */
    $.extend($.fn.dataTableExt.oPagination, {
        "bootstrap": {
            "fnInit": function(oSettings, nPaging, fnDraw) {
                var oLang = oSettings.oLanguage.oPaginate;
                var fnClickHandler = function(e) {
                    e.preventDefault();
                    if (oSettings.oApi._fnPageChange(oSettings, e.data.action)) {
                        fnDraw(oSettings);
                    }
                };
                $(nPaging).append('<ul class="pagination">' + '<li class="first disabled"><a href="#">' + oLang.sFirst + '</a></li>' + '<li class="previous disabled"><a href="#">&larr; ' + oLang.sPrevious + '</a></li>' + '<li class="next disabled"><a href="#">' + oLang.sNext + ' &rarr; </a></li>' + '<li class="last disabled"><a href="#">' + oLang.sLast + '</a></li>' + '</ul>');
                var els = $('a', nPaging);
                $(els[0]).bind('click.DT', {
                    action: "first"
                }, fnClickHandler); 
                $(els[1]).bind('click.DT', {
                    action: "previous"
                }, fnClickHandler);
                $(els[2]).bind('click.DT', {
                    action: "next"
                }, fnClickHandler);
                $(els[3]).bind('click.DT', {
                    action: "last"
                }, fnClickHandler); 
            },
            "fnUpdate": function(oSettings, fnDraw) {
                var iListLength = 5;
                var oPaging = oSettings.oInstance.fnPagingInfo();
                var an = oSettings.aanFeatures.p;
                var i, ien, j, sClass, iStart, iEnd, iHalf = Math.floor(iListLength / 2);
                if (oPaging.iTotalPages < iListLength) {
                    iStart = 1;
                    iEnd = oPaging.iTotalPages;
                } else if (oPaging.iPage <= iHalf) {
                    iStart = 1;
                    iEnd = iListLength;
                } else if (oPaging.iPage >= (oPaging.iTotalPages - iHalf)) {
                    iStart = oPaging.iTotalPages - iListLength + 1;
                    iEnd = oPaging.iTotalPages;
                } else {
                    iStart = oPaging.iPage - iHalf + 1;
                    iEnd = iStart + iListLength - 1;
                }
                for (i = 0, ien = an.length; i < ien; i++) {
                    // Remove the middle elements
                    $('li:gt(0)', an[i]).filter(':not(:last)').remove();
                    // Add the new list items and their event handlers
                    for (j = iStart; j <= iEnd; j++) {
                        sClass = (j == oPaging.iPage + 1) ? 'class="active"' : '';
                        $('<li ' + sClass + '><a href="#">' + j + '</a></li>').insertBefore($('li:last', an[i])[0]).bind('click', function(e) {
                            e.preventDefault();
                            oSettings._iDisplayStart = (parseInt($('a', this).text(), 10) - 1) * oPaging.iLength;
                            fnDraw(oSettings);
                        });
                    }
                    // Add / remove disabled classes from the static elements
                    if (oPaging.iPage === 0) {
                        $('li:first', an[i]).addClass('disabled');
                    } else {
                        $('li:first', an[i]).removeClass('disabled');
                    }
                    if (oPaging.iPage === oPaging.iTotalPages - 1 || oPaging.iTotalPages === 0) {
                        $('li:last', an[i]).addClass('disabled');
                    } else {
                        $('li:last', an[i]).removeClass('disabled');
                    }
                }
            }
        }
    });
}
/*
 * TableTools Bootstrap compatibility
 * Required TableTools 2.1+
 */
if ($.fn.DataTable.TableTools) {
    // Set the classes that TableTools uses to something suitable for Bootstrap
    $.extend(true, $.fn.DataTable.TableTools.classes, {
        "container": "DTTT btn-group",
        "buttons": {
            "normal": "btn btn-default",
            "disabled": "disabled"
        },
        "collection": {
            "container": "DTTT_dropdown dropdown-menu",
            "buttons": {
                "normal": "",
                "disabled": "disabled"
            }
        },
        "print": {
            "info": "DTTT_print_info modal"
        },
        "select": {
            "row": "active"
        }
    });
    // Have the collection use a bootstrap compatible dropdown
    $.extend(true, $.fn.DataTable.TableTools.DEFAULTS.oTags, {
        "collection": {
            "container": "ul",
            "button": "li",
            "liner": "a"
        }
    });
}